CN110468831B - Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof - Google Patents
Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof Download PDFInfo
- Publication number
- CN110468831B CN110468831B CN201910820952.0A CN201910820952A CN110468831B CN 110468831 B CN110468831 B CN 110468831B CN 201910820952 A CN201910820952 A CN 201910820952A CN 110468831 B CN110468831 B CN 110468831B
- Authority
- CN
- China
- Prior art keywords
- reinforcement cage
- steel
- steel bar
- disc
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000002787 reinforcement Effects 0.000 title claims abstract description 338
- 238000010276 construction Methods 0.000 title claims abstract description 45
- 238000009415 formwork Methods 0.000 title description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 376
- 239000010959 steel Substances 0.000 claims abstract description 376
- 238000000034 method Methods 0.000 claims abstract description 12
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 36
- 238000013461 design Methods 0.000 claims description 17
- 239000004570 mortar (masonry) Substances 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012937 correction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to a bridge pile foundation binding reinforcement cage deflection control die carrier and a construction method thereof. The method is to fix the bottom of the steel reinforcement cage in the steel reinforcement cage positioning disc and the steel reinforcement sleeve fixing column, to move the steel reinforcement cage positioning disc, the steel reinforcement cage positioning arc plate and the top of the steel reinforcement cage in the steel reinforcement sleeve fixing column, and to complete the construction of various cylinders with different diameters by changing the diameters of the movable steel reinforcement cage positioning disc, the steel reinforcement cage positioning arc plate and the steel reinforcement sleeve position corresponding to the diameter of the variable-diameter steel reinforcement cage. The invention can effectively control and correct the deflection of the prior binding reinforcement cage suitable for pile foundations with different diameters, and has the advantages of simple structure, high construction speed, good quality, low manufacturing and using cost, time and labor saving and wide applicability.
Description
Technical Field
The invention belongs to a bridge pile foundation binding reinforcement cage deflection control formwork and a construction method thereof.
Background
The problem of deviation of the steel reinforcement cage of the pile foundation (comprising piers and columns) is frequently encountered in pile foundation construction, especially the problem of deviation of the steel reinforcement cage which is currently bound in a pile foundation template is more serious, especially the problem of deviation of the steel reinforcement cage which is currently bound in piers and columns with wide bottom and narrow top and continuously contracted diameters from bottom to top and in columns is more serious.
The light deviation of the pile foundation reinforcement cage leads to insufficient thickness of the pile foundation reinforcement protection layer, and the heavy deviation leads to the phenomenon of exposed reinforcement, thereby seriously affecting the internal quality of the pile foundation. The phenomenon that the exposed reinforcement of the reinforcement cage deviates to cause the corrosion of the stressed reinforcement is frequently encountered in the maintenance and reinforcement construction of some bridge pile foundations, and some are quite serious, and the pile foundations are mostly underground or high-altitude engineering, so that the treatment difficulty is high, the labor is wasted, and the cost is high. The problem of effectively controlling the deviation of the pile foundation reinforcement cage, in particular to effectively controlling the deviation of the reinforcement cage which is currently bound in a pile foundation template, is the problem which needs to be solved urgently for ensuring the qualification of the pile foundation quality and the follow-up construction operation.
Disclosure of Invention
The invention aims to provide a bridge pile foundation existing binding reinforcement cage deflection control formwork and a construction method thereof, which can effectively control and correct deflection of the existing binding reinforcement cages with different diameters and variable diameters, and have the advantages of simple structure, high construction speed, good quality, low manufacturing and use cost, time and labor saving and wide applicability.
Therefore, the bridge pile foundation binding reinforcement cage deflection control die carrier provided by the invention consists of reinforcement sleeves, wherein:
a fixed disk panel: is used for supporting the fixed disc support frame. The middle part of fixed disk panel is equipped with a pile foundation through-hole, and the diameter of pile foundation through-hole is greater than the diameter of bridge pile foundation. The periphery of the fixed disk panel is octagonal, and the diagonal part of the fixed disk panel is provided with a fixed through hole. One end of eight equal-length channel steels is fixed on the peripheral wall of the pile foundation through hole at intervals, and the other end of the eight channel steels is connected into a whole at the center of the pile foundation through hole to form a fixed disc support frame.
Or a pile foundation through hole is arranged in the middle of the panel of the fixed disc. The diameter of the pile foundation through hole is larger than that of a bridge pile foundation, and a conduit hole used for pile filling is arranged at the center of the pile foundation through hole. Eight equal-length channel steels are arranged between the outer peripheral wall of the guide pipe hole and the periphery of the pile foundation through hole at intervals, and the eight channel steels are fixed disc supporting frames for bearing the reinforcement cage positioning disc.
Fixed disk support frame: the positioning arc plate is used for supporting and fixing a movable reinforcement cage positioning disc or a reinforcement cage positioning arc plate. One end of eight equal-length channel steels is fixed on the peripheral wall of the pile foundation through hole at intervals, and the other ends of the eight channel steels are connected into a whole at the center of the pile foundation through hole to form a fixed disc support frame; or eight equal-length channel steels are fixed between the peripheral wall of the channel hole and the fixed disc panel at the periphery of the fixed through hole at intervals, a plurality of bolt holes are formed in each channel steel at intervals, the bolt holes are orderly arranged from one end of the channel steel to the other end, and the distance between two adjacent bolt holes on the same channel steel is a standard scale unit.
Fixing the steel reinforcement cage positioning disk: and the longitudinal steel bars are used for positioning and fixing the steel bar cages at the bottoms of the columns. The steel bar sleeve is a circular ring body set according to the diameter size of the steel bar cage and steel bar sleeves which are arranged on the outer periphery of the circular ring body at intervals and correspond to the longitudinal steel bars of the steel bar cage.
Moving the steel reinforcement cage positioning disc: is used for positioning and fixing the steel bar sleeve assembly. The movable reinforcement cage positioning disc is a plurality of circular annular bodies with fixed scale diameters, a plurality of through holes penetrating through the upper end face and the lower end face are formed in the circular annular bodies at intervals, and the distance between two adjacent through holes is a standard scale unit.
Positioning arc plate of reinforcement cage: and the positioning and fixing device is used for positioning and fixing the steel bar sleeve assembly after combination. The reinforcement cage positioning arc plate is an arc plate, and a plurality of bolt holes for fixing the reinforcement cage positioning arc plate with the fixed disc support frame are formed in two end parts of the arc plate;
or the reinforcement cage positioning arc plate is an arc plate, and a plurality of bolt holes are arranged on the arc plate.
The steel reinforcement cage positioning arc plates are in butt joint with each other end to end or are in staggered connection with each other at two ends, and a circular ring body with variable diameter size is formed on one side of the fixed disc support frame.
Reinforcing bar sleeve pipe subassembly: and the longitudinal steel bars are used for positioning and fixing the steel bar cage. The steel bar sleeve assembly consists of a steel bar sleeve and a connecting lug plate, one end of the connecting lug plate is fixed on the outer side wall of the steel bar sleeve, a through hole for a fixing bolt to pass through is formed in the connecting lug plate, and the steel bar sleeve is fixed on the outer side edge of a movable steel bar cage positioning disc or a steel bar cage positioning arc plate through the connecting lug plate, the fixing bolt and the fixing nut; or the connecting lug plate is a strip-shaped plate, two strip-shaped hole grooves for the U-shaped clamp to pass through are formed in the connecting lug plate, one end of the connecting lug plate is fixed on the outer side wall of the steel bar sleeve, and the connecting lug plate is fixed on the outer side edge of the movable steel bar cage positioning disc or the steel bar cage positioning arc plate through the U-shaped clamp.
And standard scale units on the channel steels are the same. The standard scale unit is any scale unit in the range of 2 cm-15 cm. The positioning arc plates of the reinforcement cages can be positioned on the same circle center and different circumferences. The circle centers of the reinforcing steel bar sleeves positioned on the reinforcing steel bar cage positioning arc plates are positioned on the same circumference of the same circle center. And standard scale score lines are arranged on the same side face of each channel steel forming the fixed disc support frame. And standard scale score lines are arranged on the movable reinforcement cage positioning disc and the reinforcement cage positioning arc plate. The length of one reinforcement cage positioning arc plate is greater than the distance between two adjacent fixed disc support frames.
The construction method of the invention comprises the following steps:
(1) And selecting an adaptive fixed reinforcement cage positioning disc and a movable reinforcement cage positioning disc according to the diameter size of the reinforcement cage required by the design in the column to be constructed or in the pier, wherein the fixed reinforcement cage positioning disc is used as a reinforcement cage positioning disc at the bottom of the pouring template in the column, and the movable reinforcement cage positioning disc is used as a reinforcement cage at the upper end of the top of the pouring template in the column and a positioning disc of the butted reinforcement cage.
(2) And welding and fixing reinforcing steel bar sleeves corresponding to the positions and the number of the longitudinal reinforcing steel bars of the designed reinforcing steel bar cage at the periphery of the outer side of the selected fixed reinforcing steel bar cage positioning plate at intervals, wherein the axial lead of the reinforcing steel bar sleeves is parallel to the longitudinal reinforcing steel bars of the reinforcing steel bar cage.
(3) Construction by fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate:
(a) If the bottom diameter size and the top diameter size of the reinforcement cage required by the design in the to-be-constructed column or the pier are consistent up and down, the construction of fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate is performed, and then: and fixing the steel bar sleeves corresponding to the positions and the number of the longitudinal steel bars of the designed steel bar cage on the selected movable steel bar cage positioning plate. And welding reinforcing steel bar sleeves corresponding to the positions and the number of longitudinal reinforcing steel bars of the designed reinforcing steel bar cage at intervals on the outer periphery or the inner periphery of the movable reinforcing steel bar cage positioning disc.
Or each steel bar sleeve is fixed in a plate bolt hole on the movable steel bar cage positioning plate at a corresponding position through a connecting lug, a fixing bolt and a fixing nut.
Or the connecting lug plate is selected as a strip plate, and each steel bar sleeve is sleeved and clamped with the movable steel bar cage positioning plate, the strip-shaped hole groove on the connecting lug, the gasket and the clamp nut in sequence from below through the U-shaped clamp, and is fixed on the movable steel bar cage positioning plate. And each steel bar sleeve is ensured to be positioned corresponding to the position of a longitudinal steel bar of the designed steel bar cage, and the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage.
(b) The movable steel reinforcement cage positioning plate with the steel reinforcement sleeve is fixed on the corresponding bolt hole of the fixed plate support frame of the fixed plate panel through the plate fixing bolt and the nut, and the coincidence of the axial lead of each steel reinforcement sleeve on the movable steel reinforcement cage positioning plate and the corresponding longitudinal steel reinforcement axial lead of the steel reinforcement cage is ensured, and the coincidence of the circle center line of the movable steel reinforcement cage positioning plate and the circle center line of the designed steel reinforcement cage is ensured.
(c) And placing the selected fixed reinforcement cage positioning disc at the bottom of the pouring template in the column or the pier, and aligning and fixing each reinforcement sleeve on the reinforcement cage positioning disc one by one according to the longitudinal reinforcement positions of the reinforcement cage required by the design in the column or the pier.
(d) The fixing disc panel is fixed at the upper end of a steel reinforcement cage construction column formwork surface of a bridge pile foundation through the fixing through holes and bolts, and all the steel reinforcement sleeves on the steel reinforcement cage positioning disc are aligned one by one according to the longitudinal steel reinforcement positions of the steel reinforcement cage required by the design in the column or the pier.
(e) The upper and lower parts of each longitudinal steel bar forming the prior binding reinforcement cage are respectively inserted into the reinforcement sleeves corresponding to the upper and lower parts of the fixed and movable reinforcement cage positioning disks, and the transverse steel bars of the binding reinforcement cage are bound to form the reinforcement cage.
(f) And (3) penetrating a conduit for guiding and transporting concrete mortar from a conduit hole of the panel of the fixed disc or a space of the support frame of the adjacent fixed disc, and constructing the concrete mortar into the column template and the reinforcement cage to the lower end of the movable reinforcement cage positioning disc.
(j) When the concrete built by the waves in the column template reaches the set strength, the mould is removed, the steel bar sleeve of the movable steel bar cage positioning disk is separated from the longitudinal steel bars of the steel bar cage, the column template is moved upwards, the movable steel bar cage positioning disk is lifted, corrected and fixed in parallel to the upper end of the upper movable column template, the lower ends of the elongated longitudinal steel bars and the upper ends of the exposed concrete built by the waves are connected into a whole by steel bar connecting pipes, and the upper ends of the elongated longitudinal steel bars are inserted into the corresponding steel bar sleeve of the movable steel bar cage positioning disk to bind the transverse steel bars of the steel bar cage to form the steel bar cage.
(k) Repeating the steps (f) (j) to construct concrete mortar until the construction of the column or the pier is completed.
(4) Construction of a fixed reinforcement cage positioning plate and a reinforcement cage positioning arc plate:
(a) If the diameter size of the bottom of the reinforcement cage is different from the diameter size of the top of the reinforcement cage required by the design in the column to be constructed or the pier, the method comprises the following steps: the fixed reinforcement cage positioning plates are selected to be placed at the bottom of a casting template in a column or a pier, reinforcement cage positioning arc plates are selected to be used for positioning and fixing reinforcement sleeve assemblies after combination, a plurality of reinforcement cage positioning arc plates are butted head to tail or two ends of each reinforcement cage positioning arc plate are connected with each other in a staggered mode, a circular ring-shaped body with a variable diameter size is formed on one side face of a support frame of the fixed plate, and the length of one reinforcement cage positioning arc plate is larger than the distance between two adjacent support frames of the fixed plate.
The steel bar sleeves with strip-shaped connecting lug plates are selected, each steel bar sleeve is sleeved with the steel bar cage positioning arc plate, the strip-shaped hole grooves on the connecting lugs, the gaskets and the clamp nuts from below in sequence, the steel bar sleeves are fixed on the outer side edges of the steel bar cage positioning arc plates, which correspond to the longitudinal steel bar positions of the designed steel bar cage, the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage, and the circle centers of the steel bar sleeves on the steel bar cage positioning arc plates are located on the same circumference of the same circle center.
(b) The steel reinforcement cage positioning arc plates with steel reinforcement sleeves are fixed on corresponding bolt holes of the fixed disc support frame of the fixed disc panel through disc fixing bolts and nuts, and the fact that the axis of each steel reinforcement sleeve on each steel reinforcement cage positioning arc plate coincides with the longitudinal steel reinforcement axis corresponding to the steel reinforcement cage is guaranteed, and the circular axis of each steel reinforcement cage positioning arc plate coincides with the circle center line of the steel reinforcement cage.
(c) Repeating the steps (3) from (c) to (j) to build concrete mortar to the reducing construction position of the column or the pier.
(d) When the concrete built by waves in the column template reaches the set strength, removing the mould, separating the steel reinforcement sleeve of the steel reinforcement cage positioning arc plate from the longitudinal steel reinforcement of the steel reinforcement cage, moving the column template upwards, lifting the steel reinforcement cage positioning arc plate to the upper end of the column template, moving and adjusting the position of each steel reinforcement cage positioning arc plate on the fixed disc support frame according to the diameter of the steel reinforcement cage after diameter change, or overlapping the axial lead of each steel reinforcement sleeve on the steel reinforcement cage positioning arc plate with the axial lead of the longitudinal steel reinforcement corresponding to the steel reinforcement cage after diameter change, re-fixing the steel reinforcement cage positioning arc plate, and ensuring that the axial lead of each steel reinforcement sleeve on the steel reinforcement cage positioning arc plate is overlapped with the axial lead of the longitudinal steel reinforcement corresponding to the steel reinforcement cage after diameter change.
The lower ends of the longitudinal bars after the lengthening and reducing are connected with the upper ends of the longitudinal bars at the upper end of the exposed building concrete surface into a whole by using bar connecting pipes, and the upper ends of the longitudinal bars after the lengthening and reducing are inserted into the corresponding bar sleeves of the bar cage positioning arc plates after the reducing, and the transverse bars of the bar cage are bound to form the reducing bar cage.
And (3) repeating the construction from the concrete mortar to the column or the bridge pier in the steps (c) to (j).
The steel reinforcement cage positioning arc plate and the movable steel reinforcement cage positioning disc can be replaced with each other.
The above structural design achieves the object of the present invention.
The invention can effectively control and correct the deflection of the prior binding reinforcement cage suitable for pile foundations with different diameters, and has the advantages of simple structure, high construction speed, good quality, low manufacturing and using cost, time and labor saving and wide applicability.
The invention has the following advantages:
1. the invention can effectively control correction and positioning and is suitable for adjusting correction and positioning of pile foundations, columns and other reinforcement cages with different diameters and adjustment correction and positioning of the reinforcement cages with different bottom diameter sizes and top diameter sizes of the same column, and is particularly suitable for adjusting correction and positioning of reinforcement cages in the existing binding in-situ template. The invention can solve the problem of deflection of the reinforcement cage in the existing construction, the pile foundation constructed by the invention has no deflection condition of the reinforcement cage, the quality of the pile foundation is detected after the form is removed, the overall bearing capacity is strong, the time and the labor are saved, and the construction speed is high.
2. The invention has reasonable structural design, can be suitable for the reinforcement cages of pile foundations with different diameters, can also be suitable for the reinforcement cages of pile foundations with different densities, and has rapid and convenient use and conversion and accurate positioning in the reinforcement cages of pile foundations with different diameters and different densities. The invention can be prepared by adopting the waste steel materials in the construction site with low use cost.
3. The invention has low use cost, can be prepared by adopting the waste steel materials in the land, and reduces the construction cost by 60-70%.
Drawings
Fig. 1 is a schematic structural view of a holding pan panel and a holding pan support frame of the present invention.
Fig. 2 is a schematic view of the moving reinforcement cage positioning disk and reinforcement sleeve assembly and a partially enlarged construction of the present invention.
Fig. 3 is a schematic structural view of the present invention in a use state.
Fig. 4 is a schematic structural view of a reinforcement cage positioning arc plate of the present invention.
Fig. 5 is a schematic top view of the channel steel bar sleeve assembly with the bar holes.
Fig. 6 is a schematic view of the structure of the member of fig. 5 mounted on a movable reinforcement cage positioning disk in accordance with the present invention.
Fig. 7 is a schematic structural view of the reinforcement cage positioning arc plate according to the present invention in a use state.
Fig. 8 is a schematic structural view of a fixed reinforcement cage positioning disk of the present invention.
Detailed Description
Example 1: as shown in fig. 1 to 8, a bridge pile foundation binding reinforcement cage deflection control formwork is composed of reinforcement sleeves 8, wherein:
fixed disk panel 5: is used for supporting the fixed disc support frame. The fixed disk panel can be made by splicing and welding thick steel plates with the thickness of 6-10 mm, the periphery of the fixed disk panel is octagonal, and the diagonal length of the fixed disk panel is 2.75m. The middle part of fixed disk panel is equipped with a pile foundation through-hole 51, and interior circle diameter 2.0m, the diameter of pile foundation through-hole is greater than the diameter of bridge pile foundation. The diagonal part of the fixed disk panel is provided with a fixed through hole 1, and the fixed through hole is used for fixing the fixed disk panel at the upper end of the reinforcement cage construction surface of the bridge pile foundation, namely, the fixed disk panel can be fixed on the ground or the scaffold at the upper end of the reinforcement cage construction surface of the bridge pile foundation by penetrating the fixed through hole through bolts. One end of eight equal-length channel steels 3 is fixed on the peripheral wall of the pile foundation through hole at intervals, and the other end of the eight channel steels is connected into a whole at the center of the pile foundation through hole to form a fixed disc support frame.
Or a pile foundation through hole is arranged in the middle of the panel of the fixed disc. The diameter of the pile foundation through hole is larger than that of a bridge pile foundation, and a conduit hole 4 used for pile filling is arranged at the center of the pile foundation through hole. Eight equal-length channel steels are arranged between the outer peripheral wall of the guide pipe hole and the periphery of the pile foundation through hole at intervals, and the eight channel steels are fixed disc supporting frames for bearing the reinforcement cage positioning disc.
Fixed disk support frame: the positioning arc plate is used for supporting and fixing a movable reinforcement cage positioning disc or a reinforcement cage positioning arc plate. One end of eight equilong channel steels 3 is fixed on the peripheral wall of the pile foundation through hole in a spacing distance manner through welding, and the other ends of the eight equilong channel steels are fixed into a whole at the center of the pile foundation through hole through welding side by side to form a fixed disc support frame. Or eight equal-length channel steels are fixed between the peripheral wall of the conduit hole and the fixed disc panel at the periphery of the fixed through hole at intervals to form a fixed disc support frame.
A plurality of bolt holes 2 are formed in each channel steel at intervals, the bolt holes are orderly arranged from one end of the channel steel to the other end, and the distance between two adjacent bolt holes on the same channel steel is a standard scale unit. And standard scale units on the channel steels are the same. The standard scale unit is any scale unit in the range of 2 cm-15 cm. Namely: the distance between two adjacent bolt holes on the same channel steel can be any one dimension unit between 2cm and 15cm, and standard dimension units on each channel steel are the same, so that the construction of the reinforcement cages with different diameter sizes, which are suitable for bridge pile foundations with different diameter sizes, can be conveniently and rapidly adjusted. The same side of each channel steel forming the fixed disc support frame is provided with standard scale score lines 31, so that the construction of the reinforcement cage applicable to bridge pile foundations with different diameter sizes can be conveniently and rapidly adjusted.
Fixing the reinforcement cage positioning disk 16: and the longitudinal steel bars are used for positioning and fixing the steel bar cages at the bottoms of the columns. The steel reinforcement sleeve 8 corresponding to the longitudinal steel reinforcement position of the steel reinforcement cage is arranged on the outer periphery of the circular ring body at intervals (welded and fixed at the joint of the circular ring body and the circular ring body) and is set according to the diameter size of the steel reinforcement cage.
Moving the steel reinforcement cage positioning disc 7: is used for positioning and fixing the steel bar sleeve assembly. The movable reinforcement cage positioning disc is formed by pressing a plurality of circular annular bodies with fixed scale diameters into a circle by square steel. The movable reinforcement cage positioning disc can be correspondingly divided into different diameter sizes according to different diameter sizes of the reinforcement cage, for example, the diameter of the reinforcement cage positioning disc is any one of different diameter sizes in the range of 1.4 m-2 m.
The circular ring body is provided with a plurality of through holes 9 which are communicated with the upper end face and the lower end face at intervals, and the distance between two adjacent through holes is a standard scale unit. The distance between two adjacent bolt holes can be any one scale unit between 2cm and 15cm, and standard scale units on the movable reinforcement cage positioning plate with the same size are the same.
The circular ring body is welded with the steel bar sleeve components at intervals. That is, the sides of the plurality of reinforcing bushings 8 are fixed to the outer peripheral wall of the circular ring-shaped body or the inner peripheral wall at intervals by welding. The position of each steel bar sleeve on the circular ring body is the same as the position of the longitudinal steel bar of the steel bar cage with the same size.
Reinforcement cage positioning arc plate 71: and the positioning and fixing device is used for positioning and fixing the steel bar sleeve assembly after combination. The steel reinforcement cage positioning arc plate is an arc plate and is made of steel plates with the thickness of 1-2 cm. The two ends of the arc plate are provided with a plurality of bolt holes 91 for fixing with the fixed disk support frame. Or the reinforcement cage positioning arc plate is an arc plate, and a plurality of bolt holes are arranged on the arc plate. The steel reinforcement cage positioning arc plates are in butt joint with each other end to end or are in staggered connection with each other at two ends, and a circular ring body with variable diameter size is formed on one side of the fixed disc support frame.
The positioning arc plates of the reinforcement cages can be positioned on the same circle center and different circumferences. The circle centers of the reinforcing steel bar sleeves positioned on the reinforcing steel bar cage positioning arc plates are positioned on the same circumference of the same circle center. The length of one reinforcement cage positioning arc plate is greater than the distance between two adjacent fixed disc support frames.
And standard scale score lines are arranged on the movable reinforcement cage positioning disc and the reinforcement cage positioning arc plate.
Reinforcing bar sleeve pipe subassembly: and the longitudinal steel bars are used for positioning and fixing the steel bar cage. The steel bar sleeve assembly consists of a steel bar sleeve 8 and a connecting lug plate 6 with one end welded and fixed on the outer side wall of the steel bar sleeve. The connecting lug plate is provided with a through hole for the fixing bolt 11 to pass through. The steel bar sleeve is fixed on the outer side edge of the movable steel bar cage positioning disc or the steel bar cage positioning arc plate through the connecting lug plate, the fixing bolt and the fixing nut 10.
Or the connecting lug plate is a strip-shaped plate 61, two strip-shaped hole grooves 62 for the U-shaped clamp 13 to pass through are formed in the connecting lug plate, and one end of the connecting lug plate is welded and fixed on the outer side wall of the steel bar sleeve. The connecting lug plate is sleeved in the movable reinforcement cage positioning disc or the reinforcement cage positioning arc plate and the strip-shaped hole groove in sequence through the U-shaped clamp, and then sleeved in a gasket 15 with the diameter larger than the width of the strip-shaped hole groove, and is fixed on the outer side edge of the movable reinforcement cage positioning disc or the reinforcement cage positioning arc plate through a clamp nut 14.
The construction method of the invention comprises the following steps:
(1) And selecting an adaptive fixed reinforcement cage positioning disc and a mobile reinforcement cage positioning disc according to the diameter size of the reinforcement cage required by the design in the column to be constructed or in the pier (collectively referred to as the column). And fixing the reinforcement cage positioning plate to serve as the reinforcement cage positioning plate at the bottom of the pouring template in the column. And the movable reinforcement cage positioning disc is used as a reinforcement cage at the upper end of the top of the pouring template in the column and a positioning disc of the butted reinforcement cage.
(2) And welding reinforcing steel bar sleeves corresponding to the positions and the numbers of longitudinal reinforcing steel bars of the reinforcing steel bar cages designed in the column at intervals on the periphery of the outer side of the selected fixed reinforcing steel bar cage positioning plate. The axis of the steel bar sleeve is parallel to the longitudinal steel bars of the steel bar cage.
(3) Construction by fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate:
(a) And if the bottom diameter size and the top diameter size of the reinforcement cage required by the design in the column to be constructed or in the pier are consistent up and down, the construction of fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate is performed. Then: and fixing the steel bar sleeves corresponding to the positions and the number of the longitudinal steel bars of the designed steel bar cage on the selected movable steel bar cage positioning plate. And welding reinforcing steel bar sleeves corresponding to the positions and the number of longitudinal reinforcing steel bars of the designed reinforcing steel bar cage at intervals on the outer periphery or the inner periphery of the movable reinforcing steel bar cage positioning disc.
Or each steel bar sleeve is fixed in a plate bolt hole on the movable steel bar cage positioning plate at a corresponding position through a connecting lug, a fixing bolt and a fixing nut.
Or the connecting lug plate is selected as a strip plate, and each steel bar sleeve is sleeved and clamped with the movable steel bar cage positioning plate, the strip-shaped hole groove on the connecting lug, the gasket and the clamp nut in sequence from below through the U-shaped clamp, and is fixed on the movable steel bar cage positioning plate. And each steel bar sleeve is ensured to be positioned corresponding to the position of a longitudinal steel bar of the designed steel bar cage, and the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage.
(b) The movable steel reinforcement cage positioning plate with the steel reinforcement sleeve is fixed on the corresponding bolt hole 2 of the fixed plate support frame of the fixed plate panel through the plate fixing bolt 12 and the nut, and the axis of each steel reinforcement sleeve on the movable steel reinforcement cage positioning plate is ensured to be coincident with the axis of a longitudinal steel reinforcement corresponding to the steel reinforcement cage, and the circle center line of the movable steel reinforcement cage positioning plate is coincident with the circle center line of the designed steel reinforcement cage.
(c) And placing the selected fixed reinforcement cage positioning disc at the bottom of the pouring template in the column or the pier, and aligning and fixing each reinforcement sleeve on the reinforcement cage positioning disc one by one according to the longitudinal reinforcement positions of the reinforcement cage required by the design in the column or the pier.
(d) The fixing disc panel is fixed at the upper end of a steel reinforcement cage construction column formwork surface of a bridge pile foundation through the fixing through holes and bolts, and all the steel reinforcement sleeves on the steel reinforcement cage positioning disc are aligned one by one according to the longitudinal steel reinforcement positions of the steel reinforcement cage required by the design in the column or the pier.
(e) The upper and lower parts of the longitudinal steel bars forming the binding reinforcement cage are respectively inserted into the corresponding reinforcement sleeves on the fixed and movable reinforcement cage positioning plates, and the transverse steel bars of the binding reinforcement cage are bound to form the reinforcement cage.
(f) And (3) penetrating a conduit for guiding and transporting concrete mortar from a conduit hole of the panel of the fixed disc or a space of the support frame of the adjacent fixed disc, and constructing the concrete mortar into the column template and the reinforcement cage to the lower end of the movable reinforcement cage positioning disc.
(j) And when the concrete built by waves in the column template reaches the set strength, removing the mould, separating the steel bar sleeve of the movable steel bar cage positioning disc from the upper end of the longitudinal steel bar of the steel bar cage, and moving the column template upwards. And lifting, correcting and fixing the movable reinforcement cage positioning disc in parallel to the upper end of the upper movable column template. The lower ends of the elongated longitudinal bars are connected with the upper ends of the exposed longitudinal bars on the upper end of the concrete surface by bar connecting pipes. And inserting the upper ends of the lengthened longitudinal steel bars into the corresponding steel bar sleeves of the movable steel bar cage positioning plate, and binding the transverse steel bars of the lengthened steel bar cage to form the steel bar cage.
(k) Repeating the steps (f) (j) to construct concrete mortar until the construction of the column or the pier is completed. At this time, the positioning plate of the fixed reinforcement cage is built in the column body.
Example 2: unlike example 1, the following is: if the diameter size of the bottom of the reinforcement cage is different from the diameter size of the top of the reinforcement cage (such as a column body with a wide bottom and a narrow top, a pier and the like) required by the design in a column to be constructed or a pier, the construction of fixing the reinforcement cage positioning disc and the reinforcement cage positioning arc plate is performed: then:
(1) And the fixed reinforcement cage positioning plate is selected to be arranged at the bottom of the pouring template in the column or the pier. The steel reinforcement cage positioning arc plates are used for positioning and fixing the steel reinforcement sleeve assembly after combination, the steel reinforcement cage positioning arc plates are in head-to-tail butt joint with each other or are connected with each other in a staggered mode at two ends of each other, a circular ring-shaped body with a variable diameter size is formed on one side surface of the fixed disc support frame, and the length of one steel reinforcement cage positioning arc plate is larger than the distance between two adjacent fixed disc support frames.
(2) A steel bar sleeve with a strip-shaped connecting lug plate is selected. Each steel bar sleeve is sequentially sleeved with a steel bar cage positioning arc plate, a strip-shaped hole groove on a connecting lug, a gasket and a clamp nut through a U-shaped clamp, the steel bar sleeve is fixed on the outer side edge of the steel bar cage positioning arc plate corresponding to the longitudinal steel bar position of the designed steel bar cage, the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage, and the circle centers of the steel bar sleeves on the steel bar cage positioning arc plates are located on the same circumference of the same circle center.
(3) The steel reinforcement cage positioning arc plates with steel reinforcement sleeves are fixed on corresponding bolt holes of the fixed disc support frame of the fixed disc panel through disc fixing bolts and nuts, and the fact that the axis of each steel reinforcement sleeve on each steel reinforcement cage positioning arc plate coincides with the longitudinal steel reinforcement axis corresponding to the steel reinforcement cage is guaranteed, and the circular axis of each steel reinforcement cage positioning arc plate coincides with the circle center line of the steel reinforcement cage.
(4) Repeating the steps (3) from (c) to (j) to build concrete mortar to the reducing construction position of the column or the pier.
(5) When the concrete built in the column template reaches the set strength, removing the mould, separating the steel bar sleeve of the steel bar cage positioning arc plate from the longitudinal steel bars of the steel bar cage, moving the column template upwards, lifting the steel bar cage positioning arc plate to the upper end of the column template, and moving and adjusting the position of each steel bar cage positioning arc plate on the support frame of the fixed disc according to the diameter of the steel bar cage after diameter change, or overlapping the axial lead of each steel bar sleeve (comprising moving U-shaped hoops in the strip-shaped hole grooves) on the adjusted steel bar cage positioning arc plate with the axial lead of the longitudinal steel bar corresponding to the steel bar cage after diameter change. And (3) re-fixing the reinforcement cage positioning arc plates, and ensuring that the axial lead of each reinforcement sleeve on the reinforcement cage positioning arc plates is coincident with the axial lead of the longitudinal reinforcement corresponding to the reinforcement cage after diameter change, and the circular lead of the reinforcement cage positioning arc plates is coincident with the circle center line of the reinforcement cage after diameter change.
The moving reinforcement cage positioning arc plate and each reinforcement sleeve can be completed rapidly and accurately by referring to standard scale scribing lines arranged on the reinforcement cage positioning arc plate and each channel steel.
(6) The lower ends of the longitudinal bars after the lengthening and reducing are connected with the upper ends of the longitudinal bars at the upper end of the exposed building concrete surface into a whole by using bar connecting pipes, and the upper ends of the longitudinal bars after the lengthening and reducing are inserted into the corresponding bar sleeves of the bar cage positioning arc plates after the reducing, and the transverse bars of the bar cage are bound to form the reducing bar cage.
And (3) repeating the construction of the concrete mortar for the billows from the step (c) to the step (j) to the column or the pier in the step (1).
Example 3: the differences from examples 1 and 2 are: the steel reinforcement cage positioning arc plate and the movable steel reinforcement cage positioning disc can be replaced with each other. Only a movable reinforcement cage positioning disc with the diameter corresponding to the same as that of the variable-diameter reinforcement cage is selected and installed in the variable-diameter reinforcement cage section at the moment; and correcting the positions of the reinforcing steel bar sleeves on the reinforcing steel bar sleeves to correspond to the positions of the longitudinal reinforcing steel bars of the reducing reinforcing steel bar cage. So it will not be described again.
In a word, the invention can effectively control and correct the deflection of the prior binding reinforcement cage suitable for pile foundations with different diameters, and has the advantages of simple structure, high construction speed, good quality, low manufacturing and using cost, time and labor saving and wide applicability.
Claims (9)
1. The method for controlling the deviation of the existing binding reinforcement cage of the bridge pile foundation is characterized by comprising the following steps:
(1) Selecting an adaptive fixed reinforcement cage positioning disc and a movable reinforcement cage positioning disc according to the diameter size of a reinforcement cage required by the design in a column to be constructed or in a pier, wherein the fixed reinforcement cage positioning disc is used as a reinforcement cage positioning disc at the bottom of a pouring template in the column, and the movable reinforcement cage positioning disc is used as a reinforcement cage at the upper end of the top of the pouring template in the column and a positioning disc of a butt joint reinforcement cage; fixing the steel reinforcement cage positioning disk: the longitudinal steel bars used for positioning and fixing the steel reinforcement cage at the bottom of the column are a circular ring body set according to the diameter size of the steel reinforcement cage and steel reinforcement sleeves which are arranged at the periphery of the outer side of the circular ring body at intervals and correspond to the positions of the longitudinal steel reinforcement of the steel reinforcement cage; moving the steel reinforcement cage positioning disc: the positioning disc is a plurality of circular annular bodies with fixed dimension diameters, a plurality of through holes penetrating through the upper end face and the lower end face are formed in the circular annular bodies at intervals, and the distance between two adjacent through holes is a standard dimension unit; reinforcing bar sleeve pipe subassembly: the steel bar sleeve assembly consists of a steel bar sleeve and a connecting lug plate, one end of the connecting lug plate is fixed on the outer side wall of the steel bar sleeve, a through hole for a fixing bolt to pass through is formed in the connecting lug plate, and the steel bar sleeve is fixed on the outer side edge of a movable steel bar cage positioning disc or a steel bar cage positioning arc plate through the connecting lug plate and the fixing bolt and the fixing nut; or the connecting lug plate is a strip-shaped plate, two strip-shaped hole grooves for the U-shaped clamp to pass through are formed in the connecting lug plate, one end of the connecting lug plate is fixed on the outer side wall of the steel bar sleeve, and the connecting lug plate is fixed on the outer side edge of the movable steel bar cage positioning disc or the steel bar cage positioning arc plate through the U-shaped clamp;
(2) Welding and fixing reinforcing steel bar sleeves corresponding to the positions and the number of longitudinal reinforcing steel bars of the designed reinforcing steel bar cage at intervals on the periphery of the outer side of the selected fixed reinforcing steel bar cage positioning disc, wherein the axial lead of the reinforcing steel bar sleeves is parallel to the longitudinal reinforcing steel bars of the reinforcing steel bar cage;
(3) Construction by fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate:
(a) If the bottom diameter size and the top diameter size of the reinforcement cage required by the design in the to-be-constructed column or the pier are consistent up and down, the construction of fixing the reinforcement cage positioning plate and moving the reinforcement cage positioning plate is performed, and then: fixing steel bar sleeves corresponding to the positions and the numbers of longitudinal steel bars of the designed steel bar cages on the selected movable steel bar cage positioning plate, and welding the steel bar sleeves corresponding to the positions and the numbers of the longitudinal steel bars of the designed steel bar cages on the outer periphery or the inner periphery of the movable steel bar cage positioning plate at intervals;
or each steel bar sleeve is fixed in a plate bolt hole on the movable steel bar cage positioning plate at a corresponding position through a connecting lug, a fixing bolt and a fixing nut;
or the connecting lug plate is selected as a strip plate, each steel bar sleeve is sleeved and clamped on the movable steel bar cage positioning plate, the strip-shaped hole groove on the connecting lug, the gasket and the clamp nut in sequence from below through the U-shaped clamp, so that each steel bar sleeve is ensured to be positioned corresponding to the longitudinal steel bar position of the designed steel bar cage, and the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage;
(b) Fixing a movable steel reinforcement cage positioning disc with steel reinforcement sleeves on corresponding bolt holes of a fixed disc support frame of a fixed disc panel through disc fixing bolts and nuts, and ensuring that the axial lead of each steel reinforcement sleeve on the movable steel reinforcement cage positioning disc is overlapped with the axial lead of a longitudinal steel reinforcement corresponding to the steel reinforcement cage, and the circle center line of the movable steel reinforcement cage positioning disc is overlapped with the circle center line of the designed steel reinforcement cage; a fixed disk panel: the fixing disc is used for supporting the fixing disc support frame, the middle part of the fixing disc panel is provided with a pile foundation through hole, the diameter of the pile foundation through hole is larger than that of a bridge pile foundation, the periphery of the fixing disc panel is octagonal, the diagonal part of the fixing disc panel is provided with a fixing through hole, one ends of eight equal-length channel steels are fixed on the peripheral wall of the pile foundation through hole at intervals, the other ends of the eight channel steels are connected into a whole at the center of the pile foundation through hole to form the fixing disc support frame,
or the middle part of the panel of the fixed disk is provided with a pile foundation through hole, the diameter of the pile foundation through hole is larger than that of a bridge pile foundation, the center of the pile foundation through hole is provided with a conduit hole used for filling piles, the outer peripheral wall of the conduit hole and the periphery of the pile foundation through hole are provided with eight equal-length channel steels at intervals, and the eight channel steels are fixed disk supporting frames for bearing the reinforcement cage positioning disk;
fixed disk support frame: the device is used for supporting and fixing a movable steel reinforcement cage positioning disc or a steel reinforcement cage positioning arc plate, one end of eight equal-length channel steels is fixed on the peripheral wall of a pile foundation through hole at a spacing distance, the other end of the eight channel steels is connected into a whole at the center of the pile foundation through hole to form a fixed disc support frame, or the eight equal-length channel steels are fixed between the peripheral wall of the pipe guide hole and a fixed disc panel at the periphery of the fixed through hole at a spacing distance, a plurality of bolt holes are formed in each channel steel at a spacing distance, the plurality of bolt holes are orderly arranged from one end to the other end of the channel steel, and the distance between two adjacent bolt holes on the same channel steel is a standard scale unit;
(c) Placing the selected fixed reinforcement cage positioning disc at the bottom of the pouring template in the column or the pier, and aligning and fixing each reinforcement sleeve on the reinforcement cage positioning disc one by one according to the longitudinal reinforcement positions of the reinforcement cage required by the design in the column or the pier;
(d) Fixing a fixing disc panel at the upper end of a steel reinforcement cage construction column template surface of a bridge pile foundation through a fixing through hole and a bolt, and moving all steel reinforcement sleeves on a steel reinforcement cage positioning disc in one-to-one alignment according to the longitudinal steel reinforcement positions of the steel reinforcement cage required by the design in a column or a pier;
(e) Respectively inserting the upper and lower parts of each longitudinal steel bar forming the prior binding steel bar cage into the steel bar sleeves corresponding to the upper and lower parts of the fixed and movable steel bar cage positioning disc, and binding the transverse steel bars of the steel bar cage to form the steel bar cage;
(f) Penetrating a conduit for guiding and transporting concrete mortar from a conduit hole of a panel of the fixed disc or a space of an adjacent support frame of the fixed disc, and constructing the concrete mortar into the column template and the reinforcement cage to the lower end of the movable reinforcement cage positioning disc;
(j) When the concrete built by the waves in the column template reaches the set strength, removing the mould, separating the steel bar sleeve of the movable steel bar cage positioning disc from the longitudinal steel bars of the steel bar cage, moving the column template upwards, lifting, correcting and fixing the movable steel bar cage positioning disc in parallel to the upper end of the upper movable column template, connecting the lower end of each lengthened longitudinal steel bar with the upper end of each longitudinal steel bar of the exposed concrete surface built by the waves into a whole by using a steel bar connecting pipe, inserting the upper end of the lengthened longitudinal steel bar into each steel bar sleeve of the corresponding movable steel bar cage positioning disc, and binding the transverse steel bars of the steel bar cage to form the steel bar cage;
(k) Repeating the steps (f) (j) to construct concrete mortar until the construction of the column or the pier is completed;
(4) Construction of a fixed reinforcement cage positioning plate and a reinforcement cage positioning arc plate:
(a) If the diameter size of the bottom of the reinforcement cage is different from the diameter size of the top of the reinforcement cage required by the design in the column to be constructed or the pier, the method comprises the following steps: a fixed reinforcement cage positioning plate is arranged at the bottom of a casting template in a column or a pier, reinforcement cage positioning arc plates are selected for positioning and fixing reinforcement sleeve assemblies after combination, a plurality of reinforcement cage positioning arc plates are butted head to tail or two ends of each reinforcement cage positioning arc plate are connected with each other in a staggered manner on one side surface of a fixed plate support frame, a circular ring-shaped body with a variable diameter size is formed, and the length of one reinforcement cage positioning arc plate is larger than the distance between two adjacent fixed plate support frames; positioning arc plate of reinforcement cage: the steel reinforcement cage positioning arc plate is an arc plate, and a plurality of bolt holes for fixing the steel reinforcement cage positioning arc plate with the fixed disc support frame are formed in two end parts of the arc plate;
or the reinforcement cage positioning arc plate is an arc plate, and a plurality of bolt holes are formed in the arc plate;
the steel reinforcement cage positioning arc plates are in butt joint with each other end to end or are in staggered joint with each other at two ends, and a circular ring body with variable diameter size is formed on one side of the fixed disc support frame;
a steel bar sleeve with a strip-shaped connecting lug plate is selected, each steel bar sleeve is sleeved with a steel bar cage positioning arc plate, a strip-shaped hole groove on a connecting lug, a gasket and a clamp nut from below in sequence, and is fixed on the outer side edge of the steel bar cage positioning arc plate corresponding to the longitudinal steel bar position of the designed steel bar cage, the axial lead of each steel bar sleeve on the steel bar sleeve is parallel to the longitudinal steel bar of the steel bar cage, and the circle centers of the steel bar sleeves on the steel bar cage positioning arc plates are positioned on the same circumference of the same circle center;
(b) Fixing a reinforcement cage positioning arc plate with reinforcement sleeves on corresponding bolt holes of a fixed disc support frame of a fixed disc panel through disc fixing bolts and nuts, and ensuring that the axial lead of each reinforcement sleeve on the reinforcement cage positioning arc plate coincides with the corresponding longitudinal reinforcement axial lead of the reinforcement cage, and the circular lead of the reinforcement cage positioning arc plate coincides with the circle center line of the reinforcement cage;
(c) Repeating the steps (3) from (c) to (j) to build concrete mortar to the reducing construction position of the column or the pier;
(d) When the concrete built by waves in the column template reaches the set strength, removing the mould, separating the steel reinforcement sleeve of the steel reinforcement cage positioning arc plate from the longitudinal steel reinforcement of the steel reinforcement cage, moving the column template upwards, lifting the steel reinforcement cage positioning arc plate to the upper end of the column template, moving and adjusting the position of each steel reinforcement cage positioning arc plate on the fixed disc support frame according to the diameter of the changed steel reinforcement cage, or overlapping the axial lead of each steel reinforcement sleeve on the adjusted steel reinforcement cage positioning arc plate with the axial lead of the corresponding longitudinal steel reinforcement cage of the changed steel reinforcement cage, re-fixing the steel reinforcement cage positioning arc plate, and ensuring that the axial lead of each steel reinforcement sleeve on the steel reinforcement cage positioning arc plate is overlapped with the axial lead of the corresponding longitudinal steel reinforcement cage of the changed steel reinforcement cage;
connecting the lower ends of the longitudinal bars after the lengthening and reducing with the upper ends of the longitudinal bars at the upper end of the exposed building concrete surface into a whole by using bar connecting pipes, inserting the upper ends of the longitudinal bars after the lengthening and reducing into the corresponding bar sleeves of the bar cage positioning arc plates after the reducing, and binding the transverse bars of the bar cage to form the reducing bar cage;
and (3) repeating the construction from the concrete mortar to the column or the bridge pier in the steps (c) to (j).
2. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the steel reinforcement cage positioning arc plate and the movable steel reinforcement cage positioning disc are mutually replaced.
3. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the standard scale units on the channel steels are the same.
4. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the standard scale unit is any scale unit in the range of 2 cm-15 cm.
5. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the reinforcement cage positioning arc plates can be positioned on the same circle center and different circumferences.
6. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the circle centers of the reinforcing steel bar sleeves positioned on the reinforcing steel bar cage positioning arc plates are positioned on the same circumference with the same circle center.
7. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: and standard scale score lines are arranged on the same side face of each channel steel forming the fixed disc support frame.
8. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: and standard scale score lines are arranged on the movable reinforcement cage positioning disc and the reinforcement cage positioning arc plate.
9. The bridge pile foundation binding reinforcement cage deflection control method according to claim 1, wherein: the length of one reinforcement cage positioning arc plate is larger than the distance between two adjacent fixed disc support frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820952.0A CN110468831B (en) | 2019-09-02 | 2019-09-02 | Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820952.0A CN110468831B (en) | 2019-09-02 | 2019-09-02 | Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110468831A CN110468831A (en) | 2019-11-19 |
| CN110468831B true CN110468831B (en) | 2024-01-26 |
Family
ID=68514553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910820952.0A Active CN110468831B (en) | 2019-09-02 | 2019-09-02 | Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110468831B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111005744B (en) * | 2019-12-30 | 2021-10-19 | 湖南尚上市政建设开发有限公司 | Support beam structure of municipal shield tunnel |
| CN111119064B (en) * | 2020-01-16 | 2021-05-04 | 天津新亚太工程建设监理有限公司 | Prefabricated supporting device for reinforcement cage of pier body of cross-sea bridge and supervision method of prefabricated supporting device |
| CN112030751B (en) * | 2020-08-07 | 2022-11-15 | 安徽省智慧交通科技有限责任公司 | Ring steel bar forming equipment for bridge construction |
| CN114855636B (en) * | 2022-06-09 | 2024-04-02 | 中交一公局第五工程有限公司 | Prefabricated upright post bearing platform embedded bar integral positioning jig frame and installation construction method thereof |
| CN116065761B (en) * | 2023-03-30 | 2023-06-16 | 天津市建筑科学研究院有限公司 | Pile foundation reinforcing steel bar strengthening and connecting device |
Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11152745A (en) * | 1997-11-19 | 1999-06-08 | Taisei Corp | Structure of pile to be formed in site |
| JP2004204468A (en) * | 2002-12-24 | 2004-07-22 | Teihyu Corp | Earthquake-resistant flexible joint |
| CN102493643A (en) * | 2011-12-15 | 2012-06-13 | 中国一冶集团有限公司 | Method for constructing circular hole of anchor bolt reserved by equipment foundation |
| JP2013174100A (en) * | 2012-02-27 | 2013-09-05 | Sapuron Kenzai Kogyo Kk | Organization device for division unit in reinforced cage |
| CN104167705A (en) * | 2014-08-26 | 2014-11-26 | 国家电网公司 | Cable wire winding and pay-off device |
| WO2014198978A1 (en) * | 2013-06-13 | 2014-12-18 | Armatures Techniques Mediterranees, S.L. | Asymmetric frame for retaining piles and machine for the production thereof |
| CN104368904A (en) * | 2014-11-06 | 2015-02-25 | 唐山市天泽专用焊接设备有限公司 | Reducing mechanism of taper concrete pole steel bar framework seam welder |
| CN204626440U (en) * | 2015-05-27 | 2015-09-09 | 中国葛洲坝集团股份有限公司 | Adjustable pile foundation bar reinforcement positioning device |
| CN204849740U (en) * | 2015-07-23 | 2015-12-09 | 重庆工商职业学院 | Building pile foundation steel reinforcement cage protective layer stop device |
| CN106703017A (en) * | 2016-11-24 | 2017-05-24 | 绍兴文理学院 | Tightening device for two-way threaded projecting-gear sleeve of reinforcement cage in cast-in-place pile and method of application |
| CN206220089U (en) * | 2016-11-22 | 2017-06-06 | 云南省建设投资控股集团有限公司 | A kind of bridge reinforcement cage makes positioner |
| CN106996193A (en) * | 2016-01-26 | 2017-08-01 | 左红 | Full-automatic reinforcing bar molding equipment |
| CN206521873U (en) * | 2017-02-23 | 2017-09-26 | 江苏景源万河环境科技有限公司 | A kind of reducing steel reinforcement cage and its enlarging anchor rod or pile foundation |
| CN207508171U (en) * | 2017-11-24 | 2018-06-19 | 中铁七局集团第五工程有限公司 | Steel reinforcement cage processes general mould |
| CN207681389U (en) * | 2017-12-28 | 2018-08-03 | 中建筑港集团有限公司 | A kind of steel reinforcement cage molding fetal |
| CN207828965U (en) * | 2017-10-24 | 2018-09-07 | 江苏景源万河环境科技有限公司 | A kind of pouch expansion variable diameters steel reinforcement cage and anchor pole or pile foundation |
| CN108755663A (en) * | 2018-05-07 | 2018-11-06 | 安徽省公路桥梁工程有限公司 | A kind of great diameter and long variable cross-section bored pile construction method |
| CN208455611U (en) * | 2018-06-26 | 2019-02-01 | 宁夏路桥工程股份有限公司 | Device for the processing of bridge pile foundation double steel bar cage |
| CN208470452U (en) * | 2018-07-03 | 2019-02-05 | 湖北华柯建设工程有限公司 | A kind of plate-like reinforcing bar storing unit |
| CN109403315A (en) * | 2018-12-07 | 2019-03-01 | 中建筑港集团有限公司 | A kind of pile foundation steel bar cage lengthways main steel bar positioning device and localization method |
| CN109629455A (en) * | 2019-02-27 | 2019-04-16 | 中交路桥北方工程有限公司 | The construction method of highway reconstruction bridge |
| CN209134251U (en) * | 2018-12-28 | 2019-07-19 | 潍坊顺宝电机有限公司 | A kind of electric machine stator iron internal expanding press fitting clamping fixture |
| CN210597281U (en) * | 2019-09-02 | 2020-05-22 | 中交一公局第一工程有限公司 | Bridge pile foundation in-situ binding reinforcement cage deviation control die carrier |
-
2019
- 2019-09-02 CN CN201910820952.0A patent/CN110468831B/en active Active
Patent Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11152745A (en) * | 1997-11-19 | 1999-06-08 | Taisei Corp | Structure of pile to be formed in site |
| JP2004204468A (en) * | 2002-12-24 | 2004-07-22 | Teihyu Corp | Earthquake-resistant flexible joint |
| CN102493643A (en) * | 2011-12-15 | 2012-06-13 | 中国一冶集团有限公司 | Method for constructing circular hole of anchor bolt reserved by equipment foundation |
| JP2013174100A (en) * | 2012-02-27 | 2013-09-05 | Sapuron Kenzai Kogyo Kk | Organization device for division unit in reinforced cage |
| WO2014198978A1 (en) * | 2013-06-13 | 2014-12-18 | Armatures Techniques Mediterranees, S.L. | Asymmetric frame for retaining piles and machine for the production thereof |
| CN104167705A (en) * | 2014-08-26 | 2014-11-26 | 国家电网公司 | Cable wire winding and pay-off device |
| CN104368904A (en) * | 2014-11-06 | 2015-02-25 | 唐山市天泽专用焊接设备有限公司 | Reducing mechanism of taper concrete pole steel bar framework seam welder |
| CN204626440U (en) * | 2015-05-27 | 2015-09-09 | 中国葛洲坝集团股份有限公司 | Adjustable pile foundation bar reinforcement positioning device |
| CN204849740U (en) * | 2015-07-23 | 2015-12-09 | 重庆工商职业学院 | Building pile foundation steel reinforcement cage protective layer stop device |
| CN106996193A (en) * | 2016-01-26 | 2017-08-01 | 左红 | Full-automatic reinforcing bar molding equipment |
| CN206220089U (en) * | 2016-11-22 | 2017-06-06 | 云南省建设投资控股集团有限公司 | A kind of bridge reinforcement cage makes positioner |
| CN106703017A (en) * | 2016-11-24 | 2017-05-24 | 绍兴文理学院 | Tightening device for two-way threaded projecting-gear sleeve of reinforcement cage in cast-in-place pile and method of application |
| CN206521873U (en) * | 2017-02-23 | 2017-09-26 | 江苏景源万河环境科技有限公司 | A kind of reducing steel reinforcement cage and its enlarging anchor rod or pile foundation |
| CN207828965U (en) * | 2017-10-24 | 2018-09-07 | 江苏景源万河环境科技有限公司 | A kind of pouch expansion variable diameters steel reinforcement cage and anchor pole or pile foundation |
| CN207508171U (en) * | 2017-11-24 | 2018-06-19 | 中铁七局集团第五工程有限公司 | Steel reinforcement cage processes general mould |
| CN207681389U (en) * | 2017-12-28 | 2018-08-03 | 中建筑港集团有限公司 | A kind of steel reinforcement cage molding fetal |
| CN108755663A (en) * | 2018-05-07 | 2018-11-06 | 安徽省公路桥梁工程有限公司 | A kind of great diameter and long variable cross-section bored pile construction method |
| CN208455611U (en) * | 2018-06-26 | 2019-02-01 | 宁夏路桥工程股份有限公司 | Device for the processing of bridge pile foundation double steel bar cage |
| CN208470452U (en) * | 2018-07-03 | 2019-02-05 | 湖北华柯建设工程有限公司 | A kind of plate-like reinforcing bar storing unit |
| CN109403315A (en) * | 2018-12-07 | 2019-03-01 | 中建筑港集团有限公司 | A kind of pile foundation steel bar cage lengthways main steel bar positioning device and localization method |
| CN209134251U (en) * | 2018-12-28 | 2019-07-19 | 潍坊顺宝电机有限公司 | A kind of electric machine stator iron internal expanding press fitting clamping fixture |
| CN109629455A (en) * | 2019-02-27 | 2019-04-16 | 中交路桥北方工程有限公司 | The construction method of highway reconstruction bridge |
| CN210597281U (en) * | 2019-09-02 | 2020-05-22 | 中交一公局第一工程有限公司 | Bridge pile foundation in-situ binding reinforcement cage deviation control die carrier |
Non-Patent Citations (2)
| Title |
|---|
| 大跨铁路钢桁连续梁桥减隔震方案比较研究;杨华平;钱永久;樊启武;黎;邵长江;;地震工程学报(第06期);120-127 * |
| 高精度直径轴承圈的车圆弧工具;郝晓华;山西冶金(第03期);29-30+33 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110468831A (en) | 2019-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110468831B (en) | Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof | |
| CN109552552B (en) | Manufacturing method of duplex stainless steel intermediate assembling plate frame of chemical tanker | |
| CN102493554B (en) | Abutting joint device of steel lattice column, and construction method of same | |
| CN114150864B (en) | Large-span prestressed concrete roof beam formwork structure | |
| CN104929134A (en) | Tapered wedge type adjustable device for foundation pit engineering inner support and construction method | |
| CN102632358B (en) | Welding deformation control tooling and method for prestress of steel lining of nuclear power plant | |
| KR102012367B1 (en) | Bridge using temporary bridge and construction method | |
| CN210597281U (en) | Bridge pile foundation in-situ binding reinforcement cage deviation control die carrier | |
| CN103343639B (en) | A kind of sliding mode system of efficient adjustment | |
| CN110185074B (en) | Inclined pile model test device and test method | |
| CN109797773B (en) | Assembled steel structure tower crane foundation bearing platform capable of freely adjusting angle and position | |
| CN209923966U (en) | Assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angle and position | |
| CN211735427U (en) | Adjustable forming lattice column jig frame | |
| CN110512609B (en) | Riprap system jacket and construction process thereof | |
| CN213709507U (en) | Pile foundation long casing subsection quick-release device | |
| CN209907399U (en) | Steel constructs straightness control stop device that hangs down of post | |
| CN108296661B (en) | Vertical manufacturing method and manufacturing tool for arc-shaped double-layer steel panel structure | |
| CN211228467U (en) | Circular cross section concrete precast pile cap | |
| CN108411847B (en) | Pile cap integral reverse bottom hanging system and use method thereof | |
| CN211547364U (en) | Temporary support for jacking long-span steel-concrete composite beam | |
| CN220427356U (en) | Bed-jig structure for positioning reinforcing steel bars | |
| CN219409072U (en) | Jacking bracket of ascending pipe of tail water deep sea discharge diffuser | |
| CN111501565A (en) | Detachable hoop type bridge support steel pipe connecting device and method | |
| CN210621414U (en) | Curb pin-connected panel template | |
| CN219099826U (en) | A assemble support for pushing away construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |